A magnitude ML 0.5 earthquake occured in region: 4 km W Sellano (PG), on
and geographic coordinates (lat, lon) 42.8780, 12.8770 at 10 km depth.
The earthquake was located by: Sala Sismica INGV-Roma.
Search earthquakes: Any within 30 km radius
The values of hypocentral coordinates and magnitude may be revised at a later time as more information becomes available.
Municipality | Region | Distance (km) | Inhabitants | Cumulative Inhabitants |
---|---|---|---|---|
Sellano | PG | 4 | 1079 | 1079 |
Cerreto di Spoleto | PG | 7 | 1075 | 2154 |
Campello sul Clitunno | PG | 10 | 2442 | 4596 |
Trevi | PG | 10 | 8469 | 13065 |
Vallo di Nera | PG | 12 | 364 | 13429 |
Preci | PG | 13 | 724 | 14153 |
Sant'Anatolia di Narco | PG | 16 | 564 | 14717 |
Monte Cavallo | MC | 17 | 145 | 14862 |
Foligno | PG | 17 | 57155 | 72017 |
Castel Ritaldi | PG | 18 | 3278 | 75295 |
Visso | MC | 18 | 1107 | 76402 |
Montefalco | PG | 18 | 5679 | 82081 |
Scheggino | PG | 19 | 461 | 82542 |
Poggiodomo | PG | 19 | 117 | 82659 |
Spoleto | PG | 19 | 38218 | 120877 |
Type | Magnitude | Date and Time (UTC) | Latitude | Longitude | Depth (km) | Published time (UTC) | Author | Location ID |
---|---|---|---|---|---|---|---|---|
Reviewed Rev100 |
ML 0.5 | 2021-11-21 18:18:05 |
42.8782 | 12.8767 | 10 | 2021-11-21 18:31:36 |
Sala Sismica INGV-Roma | 97664221 |
Field | Value |
---|---|
Time (UTC) | 2021-11-21 18:18:05 ± 0.06 |
Latitude | 42.8782 ± 0.0027 |
Longitude | 12.8767 ± 0.0061 |
Depth (km) | 10 ± 0 (from location) |
Evaluation mode of Origin | manual |
Evaluation status of Origin | reviewed |
Version | 100 -> SURVEY-INGV |
Event type | earthquake |
Origin ID | 97664221 |
Field | Value |
---|---|
Preferred uncertainty description | uncertainty ellipse |
Semi-major axis of confidence ellipse (meter) | 424 |
Semi-minor axis of confidence ellipse (meter) | 299 |
Azimuth of major axis of confidence ellipse. Measured clockwise from South-North direction at epicenter (gradi) | 92 |
Circular confidence region, given by single value of horizontal uncertainty (meter) | 420.0 |
Confidence level of the uncertainty (%) | 68 |
Field | Value |
---|---|
Largest azimuthal gap in station distribution as seen from epicenter (degree) | 76 |
Number of associated phases, regardless of their use for origin computation | 32 |
Number of defining phases | 19 |
RMS of the travel time residuals of the arrivals used for the origin computation (sec) | 0.2 |
Epicentral distance of station closest to the epicenter (degree) | 0.00000 |
Epicentral distance of station farthest from the epicenter (degree) | 0.32106 |
Number of stations at which the event was observed | 23 |
Number of stations from which data was used for origin computation | 10 |
Field | Value |
---|---|
Value | 0.5 |
Uncertainty | 0.4 |
Num. used stations | 12 |
Type of magnitude | ML |
Reference to an origin | 97664221 |
Agency | INGV |
Autore | Sala Sismica INGV-Roma |
Time of creation (UTC) | 2021-11-21 18:31:36 |
SCNL | Time | Uncertainty | Polarity | Evaluation_mode | Phase | Azimuth | Distance(km) | Takeoff_angle | Residual | Weight |
---|---|---|---|---|---|---|---|---|---|---|
HL.VLS.HHZ. | 2021-11-21T18:19:56.86 | 3.0 | positive | manual | Pn | 4.87 | 0 | |||
IV.PZUN.HHZ. | 2021-11-21T18:19:48.71 | 3.0 | undecidable | manual | Sg | 19.450001 | 0 | |||
IV.GIZZ.HHZ. | 2021-11-21T18:19:32.19 | 3.0 | negative | manual | Pg | 20.200001 | 0 | |||
IX.SNR3.EHZ.02 | 2021-11-21T18:19:21.57 | 3.0 | undecidable | manual | Sn | 1.62 | 0 | |||
GU.BURY.HHZ. | 2021-11-21T18:19:11.27 | 3.0 | negative | manual | Pg | 11.55 | 0 | |||
IV.CAR1.HNZ. | 2021-11-21T18:19:11.91 | 3.0 | undecidable | manual | Pn | 3.01 | 0 | |||
IV.SENA.HHZ. | 2021-11-21T18:19:03.67 | 3.0 | undecidable | manual | Pg | 9.26 | 0 | |||
IX.SCL3.EHZ.02 | 2021-11-21T18:19:00.81 | 3.0 | undecidable | manual | Pg | 12.01 | 0 | |||
IV.SARZ.HHZ. | 2021-11-21T18:18:59.11 | 3.0 | negative | manual | Pg | 6.12 | 0 | |||
IV.MNTV.EHZ. | 2021-11-21T18:18:46.14 | 3.0 | negative | manual | Pg | 3.28 | 0 | |||
IV.BRSN.EHZ. | 2021-11-21T18:18:42.74 | 3.0 | undecidable | manual | Sg | -2.36 | 0 | |||
IV.TREG.EHZ. | 2021-11-21T18:18:40.63 | 3.0 | negative | manual | Pn | -5.08 | 0 | |||
IV.RMP.HHZ. | 2021-11-21T18:18:19.28 | 3.0 | positive | manual | Pg | -2.72 | 0 | |||
IV.CSP1.EHZ. | 2021-11-21T18:18:17.70 | 0.3 | undecidable | manual | S | 48 | 35.6421 | 50 | 0.09 | 71 |
IV.LNSS.HNE. | 2021-11-21T18:18:17.00 | 0.3 | undecidable | manual | S | 156 | 33.3444 | 50 | 0.01 | 73 |
IV.MOMA.HNN. | 2021-11-21T18:18:15.10 | 0.6 | undecidable | manual | S | 252 | 26.2515 | 50 | 0 | 49 |
IV.MML1.HNN. | 2021-11-21T18:18:15.30 | 0.3 | undecidable | manual | S | 16 | 27.2505 | 50 | -0.06 | 73 |
IV.ASSB.HHE. | 2021-11-21T18:18:14.60 | 0.3 | undecidable | manual | S | 316 | 25.3524 | 50 | -0.27 | 70 |
IV.GAVE.EHZ. | 2021-11-21T18:18:13.40 | 0.3 | undecidable | manual | S | 176 | 20.6682 | 117 | -0.11 | 73 |
IV.NRCA.HHZ. | 2021-11-21T18:18:13.20 | 0.1 | undecidable | manual | S | 104 | 19.9689 | 117 | -0.08 | 98 |
IV.CSP1.EHZ. | 2021-11-21T18:18:12.44 | 0.6 | positive | manual | P | 48 | 35.6421 | 50 | -0.04 | 48 |
IV.LNSS.HNE. | 2021-11-21T18:18:12.14 | 0.1 | undecidable | manual | P | 156 | 33.3444 | 50 | 0.02 | 97 |
IV.MML1.HNN. | 2021-11-21T18:18:11.09 | 0.1 | undecidable | manual | P | 16 | 27.2505 | 50 | -0.09 | 96 |
IV.CESI.HHZ. | 2021-11-21T18:18:11.60 | 0.1 | undecidable | manual | S | 9 | 14.2746 | 126 | 0.01 | 100 |
IT.MTCL.HGE. | 2021-11-21T18:18:11.90 | 0.3 | undecidable | manual | S | 38 | 16.2726 | 123 | -0.27 | 71 |
IV.ASSB.HHE. | 2021-11-21T18:18:11.62 | 0.3 | undecidable | manual | P | 316 | 25.3524 | 50 | 0.71 | 61 |
IV.NRCA.HHZ. | 2021-11-21T18:18:10.04 | 0.6 | undecidable | manual | P | 104 | 19.9689 | 117 | 0.06 | 49 |
IV.GAVE.EHZ. | 2021-11-21T18:18:10.31 | 0.3 | positive | manual | P | 176 | 20.6682 | 117 | 0.2 | 71 |
IV.FDMO.HHZ. | 2021-11-21T18:18:10.80 | 0.1 | undecidable | manual | P | 44 | 24.5532 | 50 | 0.03 | 98 |
IV.MOMA.HNN. | 2021-11-21T18:18:10.65 | 0.3 | undecidable | manual | P | 252 | 26.2515 | 50 | -0.39 | 68 |
IV.CESI.HHZ. | 2021-11-21T18:18:09.15 | 0.6 | undecidable | manual | P | 9 | 14.2746 | 126 | 0.14 | 49 |
IT.MTCL.HGE. | 2021-11-21T18:18:09.45 | 0.1 | undecidable | manual | P | 38 | 16.2726 | 123 | 0.12 | 98 |
SCNL | mag | Generic_amplitude | Period | Type | Category | Unit | Time_window_reference |
---|---|---|---|---|---|---|---|
IV.CESI.HHE. | ML:0.0 | 0.00004155 | 0.22 | AML | other | m | 2021-11-21T18:18:12.01 |
IV.CESI.HHN. | ML:0.0 | 0.00004555 | 0.14 | AML | other | m | 2021-11-21T18:18:12.21 |
IX.SNR3.EHN.02 | ML:2.8 | 0.00007775 | 0.36 | AML | other | m | 2021-11-21T18:19:41.90 |
IX.SNR3.EHE.02 | ML:2.4 | 0.00003225 | 0.98 | AML | other | m | 2021-11-21T18:19:42.61 |
IV.NRCA.HHE. | ML:0.0 | 0.000017491685 | 0.1664 | AML | other | m | 2021-11-21T18:18:14.30 |
IV.NRCA.HHN. | ML:0.0 | 0.00001776995 | 0.0896 | AML | other | m | 2021-11-21T18:18:13.89 |
IV.GAVE.EHE. | ML:0.0 | 0.000015473704999999998 | 0.1408 | AML | other | m | 2021-11-21T18:18:14.56 |
IV.GAVE.EHN. | ML:0.0 | 0.000015828084999999997 | 0.1792 | AML | other | m | 2021-11-21T18:18:14.39 |
IV.FDMO.HHE. | ML:0.0 | 0.000011459138 | 0.1792 | AML | other | m | 2021-11-21T18:18:14.82 |
IV.FDMO.HHN. | ML:0.0 | 0.000009258665499999999 | 0.1408 | AML | other | m | 2021-11-21T18:18:14.57 |
IV.CSP1.EHE. | ML:0.0 | 0.000012176554999999998 | 0.5248 | AML | other | m | 2021-11-21T18:18:19.28 |
IV.CSP1.EHN. | ML:0.0 | 0.000013946734999999999 | 0.1536 | AML | other | m | 2021-11-21T18:18:17.84 |